package com.huawei.controller;

import com.alibaba.fastjson.JSON;
import com.huawei.entity.Picture;
import com.huawei.service.PictureService;

import com.huawei.util.Result;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;

import javax.annotation.Resource;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

@Controller
@RequestMapping("Picture")
public class PictureController {
    @Resource
    PictureService pictureImpl;

    //查询
    @RequestMapping(value = "chaxun", produces = "text/html;charset=UTF-8")
    @ResponseBody
    public String selectAll(@RequestParam(value = "shangpin_id", required = false) Integer shangpin_id,
                            @RequestParam("limit") Integer limit,
                            @RequestParam("page") Integer page
    ) {
        Map<String, Object> pars = new HashMap<String, Object>();
        pars.put("shangpin_id", shangpin_id);
        pars.put("offset", (page - 1) * limit);
        pars.put("limit", limit);

        List<Picture> list = pictureImpl.selectAll(pars);
        int count = pictureImpl.count(pars);
        Result result = new Result(0, "查询成功", count, list);
        return JSON.toJSONString(result);

    }

    //修改
    @RequestMapping(value = "update", produces = "text/html;charset=UTF-8")
    @ResponseBody
    public String update(
            Picture picture
    ) {

        int i = pictureImpl.update(picture);
        if (i == 1) {
            return "修改成功";
        } else {
            return "修改失败";

        }


    }


    //添加
    @RequestMapping(value = "add", produces = "text/html;charset=UTF-8")
    @ResponseBody
    public String insert(
            Picture picture
    ) {

        int i = pictureImpl.insert(picture);
        if (i == 1) {
            return "添加成功";
        } else {
            return "添加失败";

        }


    }
    //删除
    public  String delete( int id
    ){



        int i = pictureImpl.delete(id);

        if (i == 1) {
            return "删除成功";
        } else {
            return "删除失败";

        }
}
}